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tools features: Add feature test to check if libbfd has buildid support 

Which is needed by the PE executable support, for instance.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jacek Caban <jacek@codeweavers.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Remi Bernon <rbernon@codeweavers.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2020-09-03 13:44:39 -03:00
parent 59126901f2
commit e71e19a9ea
5 changed files with 25 additions and 0 deletions
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2
tools/build/Makefile.feature
View File

@ -41,6 +41,7 @@ FEATURE_TESTS_BASIC := \
gtk2 \
gtk2-infobar \
libbfd \
libbfd-buildid \
libcap \
libelf \
libelf-getphdrnum \
@ -113,6 +114,7 @@ FEATURE_DISPLAY ?= \
glibc \
gtk2 \
libbfd \
libbfd-buildid \
libcap \
libelf \
libnuma \

4
tools/build/feature/Makefile
View File

@ -15,6 +15,7 @@ FILES= \
test-hello.bin \
test-libaudit.bin \
test-libbfd.bin \
test-libbfd-buildid.bin \
test-disassembler-four-args.bin \
test-reallocarray.bin \
test-libbfd-liberty.bin \
@ -229,6 +230,9 @@ $(OUTPUT)test-libpython-version.bin:
$(OUTPUT)test-libbfd.bin:
$(BUILD) -DPACKAGE='"perf"' -lbfd -ldl
$(OUTPUT)test-libbfd-buildid.bin:
$(BUILD) -DPACKAGE='"perf"' -lbfd -ldl
$(OUTPUT)test-disassembler-four-args.bin:
$(BUILD) -DPACKAGE='"perf"' -lbfd -lopcodes

5
tools/build/feature/test-all.c
View File

@ -90,6 +90,10 @@
# include "test-libbfd.c"
#undef main
#define main main_test_libbfd_buildid
# include "test-libbfd-buildid.c"
#undef main
#define main main_test_backtrace
# include "test-backtrace.c"
#undef main
@ -208,6 +212,7 @@ int main(int argc, char *argv[])
main_test_gtk2(argc, argv);
main_test_gtk2_infobar(argc, argv);
main_test_libbfd();
main_test_libbfd_buildid();
main_test_backtrace();
main_test_libnuma();
main_test_numa_num_possible_cpus();

8
tools/build/feature/test-libbfd-buildid.c Normal file
View File

@ -0,0 +1,8 @@
// SPDX-License-Identifier: GPL-2.0
#include <bfd.h>
int main(void)
{
bfd *abfd = bfd_openr("Pedro", 0);
return abfd && (!abfd->build_id || abfd->build_id->size > 0x506564726f);
}

6
tools/perf/Makefile.config
View File

@ -825,6 +825,12 @@ else
$(call feature_check,disassembler-four-args)
endif
ifeq ($(feature-libbfd-buildid), 1)
CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT
else
msg := $(warning Old version of libbfd/binutils things like PE executable profiling will not be available);
endif
ifdef NO_DEMANGLE
CFLAGS += -DNO_DEMANGLE
else